72656 Fan / Pulley Kit Hydro-Gear fits ZT3400 Transmissions Ferris ISX800.

For fan only use 53821.

Fits the left and right hand transaxles which are part numbers 5106646 & 5106647.

Gravely 21544079

SR-6

Fits these Ferris Models:
5901745 - ISX800 Series w/ 61" Mower Deck (ISX800KAVE2661)
5901746 - ISX800 Series w/ 52" Mower Deck (ISX800KAV2452)
5901777 - ISX800 Series w/ 61" Mower Deck (ISX800BE2761)
5901778 - ISX800 Series w/ 61" Mower Deck (ISX800BV2661SS)
5901790 - ISX800 Series w/ 52" Mower Deck (ISX800B2752SS)
5901791 - ISX800 Series w/ 61" Mower Deck (ISX800B2761SS)
5901818 - ISX800 CAL Series w/ 52" Mower Deck (ISX800KAV2452 CAL)
5901819 - ISX800 CAL Series w/ 61" Mower Deck (ISX800B2761SS CAL)
5901820 - ISX800 CAL Series w/ 61" Mower Deck (ISX800KAVE2661 CAL)
5901828 - ISX800 CE Series w/ 52" Rear Discharge Mower Deck (ISX800B2752RDCE)
5901834 - ISX800 CAL Series w/ 61" Mower Deck (ISX800BV2661SS CAL)
5901835 - ISX800 AUS Series w/ 52" Mower Deck (ISX800B2752 AUS)